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    "场景漫游的实现\n",
    "-----------------\n",
    "\n",
    "### 在一个平面铺上一块大大的板子即水平面，并加上土地的贴图\n",
    "\n",
    "**涉及到的技术点**\n",
    "\n",
    "1. 显示一块大大的四边形或者体\n",
    "2. 在四边形上进行贴图\n",
    "\n",
    "### 在大大的水平面上中上一个立方体或者一个模型\n",
    "\n",
    "**涉及到的技术点**\n",
    "\n",
    "1. 模型加载\n",
    "2. 立方体显示\n",
    "\n",
    "### 加入光照\n",
    "\n",
    "**涉及到的技术点**\n",
    "\n",
    "1. 光照\n",
    "\n",
    "### 切换视角\n",
    "\n",
    "**涉及到的技术点**\n",
    "\n",
    "1. 摄像机的控制\n",
    "\n",
    "### 在物体上加上一些特效\n",
    "\n",
    "1. 比如镜面反射\n",
    "2. 透明特效\n",
    "\n",
    "\n",
    "\n",
    "#### 可以考虑加入\n",
    "1. billboard\n",
    "2. 鼠标事件，拾取之类的\n",
    "3. 碰撞检测\n",
    "\n"
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       "2.181329"
      ]
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     "execution_count": 4,
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   "source": [
    "import time\n",
    "time.clock()"
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      ]
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     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
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   "source": [
    "import time\n",
    "time.clock()"
   ]
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